tipc: cleanup unused function

tipc_dest_list_len() is not being called anywhere. Clean it up.
Acked-by: NJon Maloy <jmaloy@redhat.com>
Signed-off-by: NHoang Le <hoang.h.le@dektech.com.au>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/tipc/name_table.c

@@ -1202,14 +1202,3 @@ void tipc_dest_list_purge(struct list_head *l)
 		kfree(dst);
 	}
 }
-
-int tipc_dest_list_len(struct list_head *l)
-{
-	struct tipc_dest *dst;
-	int i = 0;
-
-	list_for_each_entry(dst, l, list) {
-		i++;
-	}
-	return i;
-}

net/tipc/name_table.h

@@ -151,6 +151,5 @@ bool tipc_dest_push(struct list_head *l, u32 node, u32 port);
 bool tipc_dest_pop(struct list_head *l, u32 *node, u32 *port);
 bool tipc_dest_del(struct list_head *l, u32 node, u32 port);
 void tipc_dest_list_purge(struct list_head *l);
-int tipc_dest_list_len(struct list_head *l);
 
 #endif